Checksum & Hash – What are they and what do I need them for?

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In an earlier article, we have talked about the difference between encoding, encryption and hashing already. Today, we want to have a closer look at the latter of the three, the hashing function and the resulting hash or checksum.

For this purpose, we will have a brief look at what a checksum is before we concentrate on what checksums are used for.

What’s Hashing?

Using a hashing function creates a hash or checksum which are basically a seemingly random string of numbers, letters, and special characters – depending on the algorithm used for the hashing.… Read the rest

Why and How to Use a Video to iPhone Converter

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In the past, a phone was something you used to call someone and talk to them. However, the use of a phone may have changed more than anything else due to the technological revolution of the last decade. “Yesterday”, they were a phone, “today” they are our whole lives. That is part of the reason you need to keep a good video to iPhone converter handy.

Today, our iPhones hold all of our contacts, calendars, to-do lists, favorite books and pictures.… Read the rest

How to Open Unknown Files

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Did it ever happen to you that you downloaded a song or video clip, or someone sent you a file via email and once you want to open and view it, it doesn’t work? Of course you wonder why, and after checking the file you see that you may have never heard of this kind of file before. Don’t panic. The next time you encounter such an unknown file, you will be well prepared!… Read the rest

How to Transfer Books to a Kindle

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The Kindle is one of the most popular e-readers on the market, as you would expect with any product that was produced by Amazon. The product has been amazingly popular and has been through several updates to expand its capabilities. While the newest version of the Kindle Fire can compete with many of the lower end tablets on the market, the Kindle still excels at its original purpose – to function as an e-reading device.… Read the rest

Best free Office Programs

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Working on a computer means that you have to not only deal with the internet but different programs for writing, creating presentations, or structuring different tables in spreadsheets. Microsoft as well as Apple have their native Office programs pre-installed on a new computer, or available for payable download on their websites. And of course, they come with special features, individual design, and many different file formats (check out this article for information about native apple files).… Read the rest

Improve your Presentations!

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Presentations are key in many fields nowadays.

In school, you have to present certain topics to the class, in university you are asked to present your research findings, and in your company, sales numbers and marketing strategies have to be presented to your boss or coworkers. Talks, speeches, workshops… Even when showing off your vacation photos to your family and friends, all thee things involve presentation skills.

But not everyone is skilled in presenting themselves, their findings, or their current work.… Read the rest

How to Convert Images to PDF

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You can do a lot of things with images these days, but there are still times when the image file is too cumbersome or doesn’t have all the functionality it needs. If this is the case, knowing how to convert images to PDF might solve whatever problem you’re having.

Make it Searchable

First, it’s important to note that an “image file” isn’t just restricted to the types of images you’re used to seeing from cameras and phones.… Read the rest

How to Convert Video to Wii

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The days of relying on your Wii gaming system just to play games are over. Clearly, the Wii is really great at video games and that makes sense since it was primarily designed to allow a great gaming experience.

Then we learned the Wii could help you get healthy and get in shape with things like Wii fitness. But then we learned that Wii could actually play movies, and it opened up a whole new world.… Read the rest

Files supported by Android

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There are a few ongoing battles in the world of (digital) media.

In the gaming world, there had been Sega vs. Nintendo, and now it’s PlayStation vs XBox. Which is better? Which features the better games, the better graphics? Which is more user friendly? Which has the better price? And so on, and so on… Both sides always come up with striking arguments why to buy the PlayStation 4 or the XBox One, and at the same time, both sides provide even better arguments why to NOT by the opposition’s product.… Read the rest

Why and How to Convert Word to HTML

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Knowing how to use HTML code is something that is very useful to web developers. This is the language they use to create web pages that use a great deal of formatting so it look fantastic. However, in most cases, unless you have the ability to understand and write using HTML code, you are much more limited in how your document looks.  That is why it’s beneficial to know how to convert Word to HTML.… Read the rest